view tests/timestamp.ur @ 1936:6745eafff617

Start SQL transactions as read-only when possible, based on conservative program analysis
author Adam Chlipala <adam@chlipala.net>
date Thu, 12 Dec 2013 17:42:48 -0500
parents 690638bd9fef
children
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table t : { A : time }

fun many ls =
    case ls of
        [] => (WHERE TRUE)
      | tm :: ls' => (WHERE t.A = {[tm]} AND {many ls'})

task initialize = fn () =>
                     tm <- now;
                     dml (DELETE FROM t WHERE {many (tm :: [])})